<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
  <h3>上传文件</h3>
<form action="upload2" enctype="multipart/form-data" method="post">
  选择文件：<input type="file" name="upfile"/><br/>
  <input type="submit" value="上传文件"><br/>


    <h3>多文件上传</h3>
    <form action="upload3" enctype="multipart/form-data" method="post">
        选择文件1：<input type="file" name="upfile"/><br/>
        选择文件2：<input type="file" name="upfile"/><br/>
        <input type="submit" value="提交">
    </form>
</form>
</body>
</html>